Initial commit: 91dj android client dev_1.0.0

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>

lib/im_manager/im_notification.dart

@@ -0,0 +1,99 @@
+import 'dart:async';
+
+import 'package:event_bus/event_bus.dart';
+import 'package:flutter/cupertino.dart';
+import 'package:flutter_mm_core/im_core/model/model_conversation.dart';
+import 'package:flutter_mm_core/im_core/model/model_message.dart';
+
+import 'im_ad/im_ad_item.dart';
+import 'im_ad/im_ad_manager.dart';
+import 'im_ad/im_ad_provider.dart';
+import 'model/im_message_resp.dart';
+
+typedef EventCallback<T> = void Function(T event);
+
+class ImMsgProvider with ChangeNotifier {
+  static final ImMsgProvider _ins = ImMsgProvider._();
+
+  factory ImMsgProvider() => _ins;
+
+  ImMsgProvider._();
+  int _unReadCount = 0;
+  bool get hasUnreadCount => _unReadCount > 0;
+
+  ModelConversationListResult? _curConversation;
+
+  void setUnReadStatus(ModelConversationListResult resp) {
+    _curConversation = resp;
+    _unReadCount = resp.totalUnreadCount;
+    int adUnReadCount = 0;
+    int adMaxCount = resp.conversations.length ~/ 3 + 1;
+    List<ImAdItem> adList = ImAdProvider().getAdList(ImAdManager.kPosListFeedNative);
+    for (int i = 0; i < adMaxCount && i < adList.length; i++) {
+      ImAdItem adItem = adList[i];
+      if (ImAdProvider().isUnreadAd(adItem.id)) {
+        adUnReadCount++;
+      }
+    }
+    _unReadCount += adUnReadCount;
+    notifyListeners();
+  }
+
+  //广告数据刷新,我的消息红点状态也要同步更新
+  void unReadStatusUpdateByAds() {
+    setUnReadStatus(_curConversation ?? ModelConversationListResult());
+  }
+
+  void setUnReadStatusFromAd() {
+    setUnReadStatus(_curConversation ?? ModelConversationListResult());
+  }
+}
+
+class IMMsgEvent {
+  final ModelMessage? model;
+  final bool isSuccess;
+
+  IMMessageModel? get msgModel {
+    if (model == null) return null;
+    IMMessageModel convtModel = IMMessageModel.convertModel(model!);
+    return convtModel;
+  }
+
+  IMMsgEvent(this.model, this.isSuccess);
+}
+
+class ImEventBus {
+  //保存单例
+  static final ImEventBus _instance = ImEventBus._internal();
+
+  //工厂构造函数
+  factory ImEventBus() => _instance;
+
+  //初始化eventBus
+  late EventBus _eventBus;
+
+  ImEventBus._internal() {
+    // 初始化
+    _eventBus = EventBus();
+  }
+
+  /// 开启eventbus订阅
+  StreamSubscription on<T>(EventCallback<T> callback) {
+    StreamSubscription stream = _eventBus.on<T>().listen((event) {
+      callback(event);
+    });
+    return stream;
+  }
+
+  /// 发送消息
+  void emit(event) {
+    _eventBus.fire(event);
+  }
+
+  /// 移除stream
+  void off(StreamSubscription steam) {
+    steam.cancel();
+  }
+}
+
+var imEventBus = ImEventBus._instance;